62 Aurigae

62 Aurigae

Observation data Epoch J2000      Equinox J2000
Constellation	Auriga
Right ascension	06^h 59^m 02.84716^s[1]
Declination	+38° 03′ 08.3501″[1]
Apparent magnitude (V)	6.02[2]
Characteristics
Spectral type	K2 III[3]
B−V color index	1.218±0.007[2]
Astrometry
Radial velocity (Rv)	+24.91±0.13[1] km/s
Proper motion (μ)	RA: −41.458[1] mas/yr Dec.: −122.497[1] mas/yr
Parallax (π)	5.8299 ± 0.0969 mas[1]
Distance	559 ± 9 ly (172 ± 3 pc)
Absolute magnitude (MV)	−0.99[2]
Details
Radius	22.33+0.76 −0.98[1] R☉
Luminosity	166.82±3.36[1] L☉
Temperature	4,389+100 −72[1] K
Metallicity [Fe/H]	−0.56±0.04[2] dex
Rotational velocity (v sin i)	1.0[4] km/s
Other designations
62 Aur, BD+38°1656, FK5 2538, HD 51440, HIP 33614, HR 2600, SAO 59658[5]
Database references
SIMBAD	data

62 Aurigae is a star located 559^[1] light years away from the Sun in the northern constellation of Auriga.^[5] It is visible to the naked eye as a dim, orange-hued star with an apparent visual magnitude of 6.02.^[2] This object is moving further from the Earth with a heliocentric radial velocity of +25 km/s.^[1] It is an aging giant star with a stellar classification of K2 III,^[3] having exhausted the supply of hydrogen at its core then expanded to 22^[1] times the Sun's radius. 62 Aurigae is radiating 167^[1] times the luminosity of the Sun from its swollen photosphere at an effective temperature of 4,389 K.^[1]

References

1. Brown, A. G. A.; et al. (Gaia collaboration) (August 2018). "Gaia Data Release 2: Summary of the contents and survey properties". Astronomy & Astrophysics. 616. A1. arXiv:1804.09365. Bibcode:2018A&A...616A...1G. doi:10.1051/0004-6361/201833051. Gaia DR2 record for this source at VizieR.
2. Anderson, E.; Francis, Ch. (2012), "XHIP: An extended hipparcos compilation", Astronomy Letters, 38 (5): 331, arXiv:1108.4971, Bibcode:2012AstL...38..331A, doi:10.1134/S1063773712050015, S2CID 119257644.
3. Eggen, O. J. (1962), "Space-velocity vectors for 3483 stars with proper motion and radial velocity", Royal Observatory Bulletin, 51: 79, Bibcode:1962RGOB...51...79E.
4. De Medeiros, J. R.; et al. (November 2000), "Rotation and lithium in single giant stars", Astronomy and Astrophysics, 363: 239–243, arXiv:astro-ph/0010273, Bibcode:2000A&A...363..239D.
5. "62 Aur". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2019-05-24.